Twenty-one people were shot dead in May by an 18-year-old gunman using two AR-15s in #robbelementaryschool Uvalde, #Texas, #US. Local funeral homes are overwhelmed and it will take weeks to bury some of the 19 children and two teachers killed. Children who were trapped near the gunman called 911 several times, begging for help. But #police waited inside the school for about an hour before confronting the shooter.

Why didn't policemen break in? What were they waiting for? Dr. Qiao Liang reveals the facts behind it.

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https://www.cgtn.com/video

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00:00 Intro
00:11 What happened in Robb Elementary School?
00:46 Exclusive footage: Parents beg Texas police for saving kids
01:20 Texas Police admitted misconduct
01:54 Dr. Qiao: Texas Police Are Undertrained
02:04 How long does it take to be a police officer in U.S.?
03:45 What’s Qualified Immunity?
04:38 How powerful are U.S. police?
06:48 Police violence cases in U.S.
08:10 Dr. Qiao’s opinion